package reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import reggie.common.R;
import reggie.entity.Category;
import reggie.service.CategoryService;

import java.util.List;

@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;

    /**
     * 保存菜品信息
     * @param category
     * @return
     */
    @PostMapping
    private R<String> save(@RequestBody Category category) {

        log.info("category: {}",category);

        categoryService.save(category);

        return R.success("保存菜品成功！");
    }

    /**
     * 排序查询展示菜品
     * @param page
     * @param pageSize
     * @return
     */
    @GetMapping("/page")
    private R<Page> page(int page, int pageSize) {

        //分页构造器
        Page<Category> pageInfo = new Page<>(page, pageSize);

        //条件构造器
        LambdaQueryWrapper<Category> lambdaQueryWrapper = new LambdaQueryWrapper<>();

        //添加排序条件，根据sort进行排序
        lambdaQueryWrapper.orderByAsc(Category::getSort);

        //分页查询
        categoryService.page(pageInfo,lambdaQueryWrapper);

        return R.success(pageInfo);
    }

    /**
     * 删除猜品信息
     * @param id
     * @return
     */
    @DeleteMapping
    private R<String> delete(Long id) {

        log.info("删除分类，id为：{}",id);

        categoryService.remove(id);

        return R.success("删除成功！");
    }

    /**
     * 修改菜类信息
     * @param category
     * @return
     */
    @PutMapping
    private R<String> update(@RequestBody Category category) {

        log.info("修改分类信息：{}",category);

        categoryService.updateById(category);

        return R.success("修改分类信息成功！");
    }

    @GetMapping("/list")
    public R<List<Category>> list(Category category) {
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();

        //添加条件
        queryWrapper.eq(category.getType() != null,Category::getType,category.getType());

        //添加排序
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

        List<Category> list = categoryService.list(queryWrapper);

        return R.success(list);

    }
}
